1. Department of Epidemiology and Biostatistics, McGill University, Montreal, Quebec, Canada
2. Clinical and Health Informatics Research Group, Department of Medicine, McGill University, Montreal, Quebec, Canada
3. Institute of Health Policy Management and Evaluation, Toronto, Ontario, Canada
4. Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Ontario, Canada
5. ICES, Toronto, Ontario, Canada
6. McGill University Health Centre, Montreal, Quebec, Canada